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KODI DZIKO LAPANSI LAPANSI KWAMBIRI NDI LITI?
Dziko la Denmark likugonjetsa zonse chifukwa chokhala dziko labwino kwambiri padziko lonse lapansi.Malinga ndi Copenhagenize Index yomwe yatchulidwa kale ya 2019, yomwe ili ndi mizinda kutengera momwe amayendera, chikhalidwe chawo, komanso chikhumbo chawo chokwera njinga, Copenhagen palokha ili pamwamba pa onse ndi 90.4%.Kapena ...Werengani zambiri -
MFUNDO ZA NTCHITO ZA PA ELECTRIC BICYCLE INDUSTRY YA CHINA
(1) Kapangidwe kake kamakhala koyenera.Makampaniwa adatengera ndikuwongolera njira zoyamwitsa zakutsogolo ndi zakumbuyo.Ma braking system apangidwa kuchokera pakugwira mabuleki ndi ma drum brakes kupita ku ma disc ndi mabuleki otsatila, kupanga kukwera kotetezeka komanso kosavuta;magetsi...Werengani zambiri -
NDALAMA YA NJINGA KU CHINA
Kalelo m'zaka za m'ma 1970, kukhala ndi njinga ngati "Flying Pigeon" kapena "Phoenix" (mitundu iwiri ya njinga zotchuka kwambiri panthawiyo) inali yofanana ndi chikhalidwe chapamwamba komanso kunyada.Komabe, kutsatira kukula kwachangu kwa China pazaka zambiri, malipiro awonjezeka ku China ali ndi mphamvu zogulira ...Werengani zambiri -
KODI MUNGASANKHA BWANJI ZINTHU ZOYENERA PA NJINGA?
A wabwino njinga chimango ayenera kukumana zinthu zitatu zopepuka kulemera, mphamvu zokwanira ndi mkulu okhazikika.Monga masewera a njinga, chimango ndicholemera Kwambiri Kupepuka kumakhala bwino, kumafuna khama komanso kuthamanga komwe mungathe kukwera: Mphamvu zokwanira zikutanthauza kuti chimango sichidzasweka ...Werengani zambiri -
KODI NDI MZINDA UTI AMAGWIRITSA NTCHITO NJINGA KWAMBIRI?
Ngakhale kuti dziko la Netherlands ndilomwe lili ndi anthu okwera njinga ambiri, mzinda womwe uli ndi okwera njinga kwambiri ndi Copenhagen, Denmark.Kufikira 62% ya anthu a ku Copenhagen amagwiritsa ntchito njinga popita kuntchito kapena kusukulu, ndipo amayendetsa njinga pafupifupi mailosi 894,000 tsiku lililonse.Copenhagen pa...Werengani zambiri -
N'CHIFUKWA CHIYANI ANTHU AMAKONDA KWAMBIRI KUPITA NJINGA?
Kupalasa njinga ndi njira yosinthika komanso yosaiwalika nthawi zambiri.Mwina nyumba yanu ya situdiyo ili ndi malo ochepa osungira, kapena ulendo wanu umakhala ndi sitima, masitepe angapo, ndi elevator.Njinga yopindika ndi njira yothetsera mavuto apanjinga komanso zosangalatsa zodzaza m'kang'ono kakang'ono ...Werengani zambiri -
Kudziwa kwa Gear Shifting kwa Njinga Zamapiri
Okwera atsopano ambiri omwe angogula njinga yamapiri sadziwa kusiyana pakati pa 21-liwiro, 24-liwiro, ndi 27-liwiro.Kapena dziwani kuti 21-liwiro ndi 3X7, 24-liwiro ndi 3X8, ndi 27-liwiro ndi 3X9.Komanso wina adafunsa ngati njinga yamapiri ya 24-speed ndi liwiro kuposa 27-liwiro.M'malo mwake, liwiro la ...Werengani zambiri -
Chidziwitso Chokonzekera Njinga Zamapiri
Bicycle tinganene kuti ndi "injini", ndipo kukonza ndikofunikira kuti injiniyi ikhale ndi mphamvu zake zazikulu.Izi ndi zoona kwambiri panjinga zamapiri.Njinga zamapiri sizili ngati njinga zapamsewu zomwe zimakwera m'misewu ya phula m'misewu ya m'mizinda.Ali m'misewu yosiyanasiyana, matope, miyala, mchenga, ...Werengani zambiri
